The criteria for this command are: the outer tag must be unique and the inner tag may be a single VLAN, a
range of VLANs or lists of the previous two.
QinQ service instance, allows single, multiple or range on second-dot1q.
Only one encapsulation command must be configured per service instance.
Examples
The following example shows how to map ingress frames to a service instance:
RP/0/RSP0/CPU0:router(config-if)# encapsulation dot1q second-dot1q 20
Related Commands
DescriptionCommand
Configure the default service instance on a port.encapsulation default, on page 4
Defines the matching criteria to be used in order to map
single-tagged 802.1ad frames ingress on an interface to the
appropriate service instance.
encapsulation dot1ad dot1q, on page 6
Defines the matching criteria to map 802.1Q frames ingress on an
interface to the appropriate service instance.
encapsulation dot1q, on page 8
Defines the matching criteria to map untagged ingress Ethernet
frames on an interface to the appropriate service instance.
encapsulation untagged, on page 12
Cisco ASR 9000 Series Aggregation Services Router VPN and Ethernet Services Command Reference, Release
6.1.x
11
Ethernet Interfaces Commands
encapsulation dot1q second-dot1q
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